US2928453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for feeding and forming articles
Assignee: AT&T Inc
•
Filing: 1956-10-25
•
Granted: 1960-03-15
•
Expires: 1976-10-25
Abstract
No abstract record available.
Inventors
- 👤 Anthony J Cihlar
- 👤 Frank A Klasek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:17
CPC Classifications
B; B21; B21F; B21F1/00; H; H01; H01J; H01J9/00; H01J9/46; H01J2893/00; H01J2893/0096
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1031605A
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US1805219A
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US1878201A
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US2302878A
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US2428115A
Cited
US2592276A
Cited
US2661523A
Cited
US2691956A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |